109
16.11. D-Amp Circuit (1/2)
1
2
3
4
P1
TO D-AMP
SECTION (2/2)
TO SPEAKERS
5
: +B SIGNAL LINE
: -B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
SA-AK980PU D-AMP
CIRCUIT
2/2
1/2
G
D-AMP CIRCUIT
SCHEMATIC DIAGRAM - 11
2
4
3
1
L5301
3
2
1
ZJ5410
SW+
SW_+
C5350
1000P
C5351
1000P
SW-
B1ADCE000012
Q5603
R5608
10K
R5604
1.2K
1.2K
R5611
R5603
10K
R5602
10K
Q5604
B1ABCF000176
R5609
10K
R5302
10
220P
C5307
35V1000
C5516
1M
R5507
390P
C5552
X5500
X5500
H2A6023A0011
H2A7003A0011
MAZ8051GML
D5503
10
C5555
0.1
C5554
R5311
10
1M
R5508
100P
C5553
35V1000
C5517
C5525
0.1
C5524
0.1
VDDA3
C5540 100V22
R5510
470
C5315
1000P
5.6K
R5307
0.47
C5317
OSC2
IN+_SW
FAN_DC
C5312
330P
R5306
5.6K
C5314
0.47
C5313
0.1
VDDP
VSSP
C5316
0.1
C5323
33P
0.1
C5319
0.1
C5318
VSSA3
10
R5310
R5505
100
47P
C5558
5
6
4
1
2
3
9
11
13
14
12
10
7
8
C0JBAB000902
HEX INVERTER
(CLOCK GENERATOR)
IC5500
OSC
OSC2
MOD_DA
MUTE_F
FL_+
SW_+
SW_-
DC_DET
68K
R5218
C_+
120K
R5228
120K
R5020
FR_+
R5019
68K
Q5101
B1ABCF000176
6.3V100
C5133
R5110
22K
68K
R5328
1.2K
R5023
AGND
1.2K
R5022
180
R5021
0.1
C5033
B1ABCF000176
Q5102
R5318
120K
FAN_GND
C_-
R5035
5.6K
R5034
5.6K
220P
C5325
1000P
C5333
K5500
220P
C5326
R5304
100
C5304
330P
C5601
16V10
C5331
1000P
R5308
5.6K
0.47
C5334
R5309
5.6K
0.47
C5332
C5306
0.1
19
21
23
22
20
10
2
3
1
7
8
9
4
5
6
12
15
14
17
18
16
13
11
IC5300
C1BA00000492
AUDIO DIGITAL POWER AMP
C5324
0.015
C5321
0.47
C5302
0.1
0.1
C5310
220P
C5311
0.1
C5309
C5322
0.015
C5303
0.1
R5305
10
R5319
22
0.68
C5328
R5300
22
C5327
0.1
C5301
0.1
0.68
C5300
2
4
3
1
L5300
MODE2
MODE2
SWITCH
SWITCH
Q5601
B1ABCF000176
SWITCH
DC DETECT
DC DETECT
SGND1
VSSD
OUT1
PROT
OUT2
BOOT2
VSSP1
VSSP2
STABI
VSSA2
VDDP2
VSSA1
BOOT1
VDDP1
OSC
VDDA1
6Y
5A
6A
VCC
4Y
4A
5Y
3A
2A
2Y
1A
1Y
3Y
GND
IN1+
IN1-
MODE
IN2-
IN2+
SGND2
VDDA2
G0B9R5K00003
G0A150L00003
0
R5317
R5327
1.2K
1.2K
68K
R5113
R5504
22
FHOP
0.01
C5550
D5501
100P
C5557
0.01
C5556
X5501
X5501
MA2J1110GL
D5501
MA2J1110GL
D5502
R5506
1M
C5551
390P
C5559
47P
FL_-
D5304
B0HCSP000001
B0HCSP000001
B0HCSP000001
B0HCSP000001
D5302
D5303
D5301
0
6
4
3
5
9
8
12
10
11
7
1
2
JK5001
SW1 +
FRONT L+
FRONT L-
FRONT R+
SW1 -
FRONT R-
SW2 -
SW2 +
SURROUND L+
SURROUND L-
SURROUND R+
SURROUND R-
C-
FR-
FL-
SL+
SR+
SL-
SR-
FL+
FR+
SW-
C+
SW+
120K
R5111
R5114
1.2K
R5115
1.2K
SL_+
SR_+
R5513
100
R5512
0
R5515
R5671
0
K5251
0
K5255
0
IN+_C
K5502
0
C5305
0.1
Summary of Contents for SA-AK980
Page 15: ...15 5 3 Disc Information ...
Page 27: ...27 6 6 2 Error Code Table For Power Supply ...
Page 28: ...28 7 Troubleshooting Guide 7 1 Jupiter USB ...
Page 29: ...29 7 2 Troubleshooting Guide ...
Page 30: ...30 ...
Page 32: ...32 7 3 2 Troubleshooting Guide ...
Page 38: ...38 ...
Page 39: ...39 9 1 Disassembly Flow Chart ...